How to automatically fill increment cells in Excel?

In our daily Excel work, it’s quite frequent to automatically fill increment cells, for instance, auto fill cells down with 1, 2, 3…. But in some times, you need to fill increment cells with a fixed interval, for instance, 10001, 10012, 10023…, how can you quickly automatically fill increment these cells? Now this tutorial can tell you the solutions.

Automatically fill increment cells with Autofill function

Actually, in Excel, you can use the Autofill function to quickly fill the increment cells.

1. Select the cell you want to place your starting number, for instance, in A1, I type 10001, see screenshot:

2. Then in the cell below the starting number, here is A2, and type the second number you want into it.

3. Then select the A1 and A2, and drag the autofill handle down until below cells are filled with the increment numbers as you need. See screenshots:

Automatically fill increment cells with formula

Besides, you can use a formula to solve this autofill.

1. Select a blank cell and type the starting number into it, and then in the cell below the starting number, type this formula =A1+11 (A1 is the starting number, and 11 is the interval, you can change them as you need). See screenshot:

2. Then press Enter key, and drag this formula down to the cells you want to fill with the numbers with fixed interval.

Automatically fill increment cells with Kutools for Excel

With Kutools for Excel’s Insert Sequence Number utility, you also can quickly automatically fill increment numbers, and moreover, you can add the prefix or suffix to every number.

1. Select a list or a range you want to fill the increment cells, then click Kutools > Insert > Insert Sequence Number. See screenshot:

2. In the popping Insert Sequence Number dialog, click New to add a new sequence into the dialog. See screenshot:

3. In the expanding dialog, do below operations:

1) Name the sequence;

2) Enter the starting number of your increment numbers in Start number textbox;

3) Type the interval number into the Increment textbox;

4) Specify the number of digits of your filled numbers in No. of digits textbox;

5) Type the prefix or suffix into the Prefix (optional) or Suffix (optional) textbox as you need.

4. Click Add to add this new incremental sequence number in to the dialog, and then click Fill Range. See screenshot:

Now you can see the selected cells are filled with increment number.

Note:

1. If you want to reset this incremental sequences, and insert it from the start number again, you can go to the Insert Sequence Number dialog, and select this sequence, and click Reset > Ok.

2. If you want to end the sequence number at a specific number, then repeat insert this sequence from starting number, check End number in the dialog, and type the ending number you want into below textbox, and you can preview that the numbers is end with this number, and then restart the sequence.